Finding the Fourth Proportional to 1,582,259.75, 2,183,528.97 and 857,107.50
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Solution
The fourth proportional to 1,582,259.75, 2,183,528.97 and 857,107.50 is: 1,182,814.04
Step by Step Solution
- Step 1: Write the proportion equation
1,582,259.75 : 2,183,528.97 = 857,107.50 : x - Step 2: Convert to fraction form
1,582,259.75/2,183,528.97 = 857,107.50/x - Step 3: Cross multiply
1,582,259.75x = 2,183,528.97 × 857,107.50 - Step 4: Simplify right side
1,582,259.75x = 1,871,519,048,466.04 - Step 5: Solve for x
x = 1,871,519,048,466.04/1,582,259.75 - Step 6: Final answer
x = 1,182,814.04
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.